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This commit is contained in:
Shunsuke Shibayama 2022-08-24 18:51:12 +09:00
parent 7633618e76
commit 0ebb0ce94c
6 changed files with 278 additions and 107 deletions
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43
compiler/erg_compiler/lower.rs
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@ -100,21 +100,42 @@ impl ASTLowerer {
fn lower_normal_array(&mut self, array: ast::NormalArray) -> LowerResult<hir::NormalArray> {
log!("[DEBUG] entered {}({array})", fn_name!());
let mut hir_array = hir::NormalArray::new(
array.l_sqbr,
array.r_sqbr,
self.ctx.level,
hir::Args::empty(),
);
let inner_t = hir_array.t.ref_t().inner_ts().first().unwrap().clone();
let mut new_array = vec![];
let (elems, _) = array.elems.into_iters();
let mut union = Type::Never;
for elem in elems {
let elem = self.lower_expr(elem.expr)?;
self.ctx
.sub_unify(elem.ref_t(), &inner_t, Some(elem.loc()), None)?;
hir_array.push(elem);
union = self.ctx.rec_union(&union, elem.ref_t());
if matches!(union, Type::Or(_, _)) {
return Err(LowerError::syntax_error(
line!() as usize,
elem.loc(),
self.ctx.name.clone(),
switch_lang!(
"japanese" => "配列の要素は全て同じ型である必要があります",
"simplified_chinese" => "数组元素必须全部是相同类型",
"traditional_chinese" => "數組元素必須全部是相同類型",
"english" => "all elements of an array must be of the same type",
),
Some(
switch_lang!(
"japanese" => "Int or Strなど明示的に型を指定してください",
"simplified_chinese" => "明确指定类型，例如：Int or Str",
"traditional_chinese" => "明確指定類型，例如：Int or Str",
"english" => "please specify the type explicitly, e.g. Int or Str",
)
.into(),
),
));
}
new_array.push(elem);
}
Ok(hir_array)
Ok(hir::NormalArray::new(
array.l_sqbr,
array.r_sqbr,
union,
hir::Args::from(new_array),
))
}
fn lower_array_with_length(